@inproceedings{Skwarczynski:2022e1, author = "Skwarczynski, Kamil Janusz", title = "{Expanding T2K near detector fit by adding proton information}", doi = "10.22323/1.402.0198", booktitle = "Proceedings of The 22nd International Workshop on Neutrinos from Accelerators {\textemdash} PoS(NuFact2021)", year = 2022, volume = "402", pages = "198" }